Brackets, Flanges & Hangers for 2023 GMC Sierra 3500 HD
1. Fender 
2. Bumper 
3. Outer Rail 
4. Inner Lock Pillar 
5. Rear Bumper 
6. Body A-Pillar 
7. Inner Windshield Pillar 
8. Inner Lock Pillar 
9. Uniside Assembly 
10. Uniside Assembly 
11. Roof Panel 
12. Front Panel 
13. Side Panel 
14. Headliner 
15. Front Floor Pan 
16. Floor Pan 
17. Park Sensor 
18. Lock Pillar Trim 
19. Lock Pillar Trim 
20. Steering Wheel 
21. Step Bar Assembly 
22. Frame Assembly 
23. Roof Panel 
24. Carrier 
25. Floor Pan 
26. Headliner 
27. Floor Pan Reinforcement Bracket 
28. Body A-Pillar 
29. Filler Panel 
30. Cowl Cover 
31. Side Cover 
32. Headrest 
33. Headrest 
34. Windshield Pillar Trim 
35. Windshield Pillar Trim 
36. Armrest Assembly 
37. Filler Panel 38. Frame Side Member Bracket No.
Part # / Description / Price
Price
1
Pickup Box Front End Panel 
GM
GM Notes: PARTS: Part included with box assembly.
Description: 8 ft box. 6.9 ft box. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $439.55
$289.95
MSRP $439.55
$289.95
2
Side Panel GM
GM Positions: Left
Notes: PARTS: Part included with box assembly.
Description: 8 ft box, single rear wheels.
$1,024.02
$1,024.02
2
Side Panel GM
GM Positions: Right
Notes: PARTS: Part included with box assembly.
Description: 8 ft box, single rear wheels.
$1,024.02
$1,024.02
3
F Panel GM
GM Positions: Left
Notes: PARTS: Part included with side panel.
Description: 8 ft box, single rear wheels.
$684.30
$684.30
3
F Panel GM
GM Positions: Right
Notes: PARTS: Part included with side panel.
Description: 8 ft box, single rear wheels.
$684.30
$684.30
3
Passenger Side Pickup Box Outer Panel GM
GM Positions: Rear right outer
Description: 8 ft box, dual rear wheels. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $1,271.41
$834.84
MSRP $1,271.41
$834.84
4
Anchor Plate GM
GM Description: Without carbon composite box. 6.9 ft box. 8 ft box, dual rear wheels. 8 ft box, single rear wheels. Colorado, side panel. Canyon, side panel. Pickup.
MSRP $20.43
$14.77
MSRP $20.43
$14.77
5
Driver Side Pickup Box Rear Stake Pocket Bracket GM
GM Positions: Left
Description: 6.9 ft box. 8 ft box, single rear wheels. Helps align and secure truck bed panel
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Collision parts are designed to help promote proper and safe repair
MSRP $20.88
$15.10
MSRP $20.88
$15.10
6
Upper Bracket GM
GM Positions: Right
Notes: PARTS: Part included with side panel.
Description: 6.9 ft box. 8 ft box, single rear wheels. With carbon composite box.
$32.28
$32.28
8
Pickup Box Passenger Side Panel Rear Outer Front Pillar GM
GM Positions: Right
Notes: PARTS: Part included with rear pillar.
Description: 6.9 ft box. 8 ft box, dual rear wheels. 8 ft box, single rear wheels. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $72.56
$49.83
MSRP $72.56
$49.83
9
Pickup Box Driver Side Panel Front Filler GM
GM Positions: Left
Notes: PARTS: Part included with side panel.
Description: 8 ft box. 6.9 ft box. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $38.60
$26.51
MSRP $38.60
$26.51
9
Pickup Box Passenger Side Panel Front Filler GM
GM Positions: Right
Notes: PARTS: Part included with side panel.
Description: 6.9 ft box. 8 ft box, single rear wheels. 8 ft box, dual rear wheels. Made of durable material
Defines the inner and outer side of the truck's bed, creating a cargo area
For proper installation, locate your nearest GM dealer, independent service center, or body shop
Precise fit for ease of installation
MSRP $47.46
$32.59
MSRP $47.46
$32.59
11
Driver Side Truck Bed Wheel Housing Center Panel GM
GM Positions: Left
Notes: PARTS: Part included with side panel.
Description: 8 ft box, single rear wheels, center. Shields vehicle from airborne debris thrown by the tires
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
MSRP $125.75
$84.08
MSRP $125.75
$84.08
12
Driver Side Truck Bed Wheel Housing Rear Panel GM
GM Positions: Left
Notes: PARTS: Part included with side panel.
Description: 6.9 ft box, rear. 8 ft box, single rear wheels, rear. Shields vehicle from airborne debris thrown by the tires
This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
.
Collision parts are designed to help promote proper and safe repair
$93.27
$93.27
15
MSRP $174.78
$115.29
15
Support GM
GM Positions: Right
Description: 6.9 ft box. 8 ft box, single rear wheels. 8 ft box, dual rear wheels.
MSRP $174.78
$115.29
MSRP $174.78
$115.29
16
Truck Bed Side Step Cover GM
GM Positions: Left
Description: 6.9 ft box. 8 ft box, single rear wheels. 8 ft box, dual rear wheels.
MSRP $40.67
$27.93
MSRP $40.67
$27.93
16
Truck Bed Side Step Cover GM
GM Positions: Right
Description: 6.9 ft box. 8 ft box, single rear wheels.
MSRP $40.67
$27.93
MSRP $40.67
$27.93
18
Accessory Power Receptacle without Cover GM
GM Positions: Rear
Description: This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
Original equipment parts are designed to work with your GM vehicle safety systems -- aftermarket replacement parts may not meet the same OE safety regulations, depending on the part type
MSRP $13.05
$9.40
MSRP $13.05
$9.40
18
Jet Black Pickup Box Accessory Power Receptacle GM
GM Positions: Rear
Description: 8 ft box, dual rear wheels, 110v. 5.8 ft box. 110v. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $108.36
$72.46
MSRP $108.36
$72.46
19
Rear Chassis Wiring Harness GM
GM Description: 6.9 ft box. 8 ft box, single rear wheels. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $78.35
$50.91
MSRP $78.35
$50.91
20
Cargo Area Light GM
GM Positions: Left
Description: 6.9 ft box. 5.8 FT BOX. without carbon box. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors
MSRP $94.77
$63.37
MSRP $94.77
$63.37
20
Bed Tailgate Step Light For Multi-Pro GM
GM Positions: Rear
Description: Ideal for low light conditions, the GMC Accessories Tailgate Step Lighting illuminates the truck bed step surface, making it easier to step into or out of the truck bed. Designed, engineered, tested and backed by GMC for vehicles equipped with the MultiPro ...
MSRP $150.00
$123.19
MSRP $150.00
$123.19
20
Courtesy Light GM
GM Positions: Rear
Description: Standard gate, with power assist. Multipro gate upper.
$42.67
$42.67